2008Final results
2008 election for Illinois Legislative District 36
Illinois State Senate · Illinois
Mike Jacobs (D) won with 58.8% of the vote, defeating Michael Bertelsen (R) by 17.6 points.
Mike JacobsDemocrat · winner · incumbent
58.8%55,448
Michael BertelsenRepublican
41.2%38,882
94,330 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2008
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET